Although carbon dioxide contains carbon, it is not considered an "organic" compound because ____
a. it is not found in the earth's crust
b. it is not present in living cells
c. the carbon atom is not bonded to at least one hydrogen atom
d. the carbons are not in chains or rings
e. it is too small
ANSWER: c
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A. Herpes simplex virus B. Picornavirus C. Hepatitis B virus D. Enterovirus E. Herpesviridae
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